import router from './router'
import store from './store'
import storage from 'store'
import NProgress from 'nprogress' // progress bar
import '@/components/NProgress/nprogress.less' // progress bar custom style
import notification from 'ant-design-vue/es/notification'
import {domTitle, setDocumentTitle} from '@/utils/domUtil'
import {ACCESS_TOKEN} from '@/store/mutation-types'
import {i18nRender} from '@/locales'

NProgress.configure({showSpinner: false}) // NProgress Configuration

const allowList = ['login', 'register'] // no redirect allowList
const loginRoutePath = '/user/login'
const defaultRoutePath = '/index'

// if (storage.get(ACCESS_TOKEN)) {
//   store.dispatch('RefreshToken', true)
// }

router.beforeEach((to, from, next) => {
  NProgress.start() // start progress bar
  to.meta && (typeof to.meta.title !== 'undefined' && setDocumentTitle(
    `${i18nRender(to.meta.title)} - ${domTitle}`))
  /* has token */
  if (storage.get(ACCESS_TOKEN)) {
    if (to.path === loginRoutePath || to.path === '/') {
      next({path: defaultRoutePath})
      NProgress.done()
    } else {
      // check login user.roles is null

      if (store.getters.roles.length === 0) {
        // request login userInfo
        store
        .dispatch('GetInfo')
        .then(res => {
          if (storage.get(ACCESS_TOKEN)) {
            store.dispatch('RefreshToken', true)
          }
          // const roles = res.result && res.result.role
          const roles = res.roles
          // generate dynamic router
          store.dispatch('GenerateRoutes', {roles}).then(() => {
            // 根据roles权限生成可访问的路由表
            // 动态添加可访问路由表
            router.addRoutes(store.getters.addRouters)
            // router.addRoutes(accessRoutes)
            // 请求带有 redirect 重定向时，登录自动重定向到该地址
            next({...to, replace: true}) // hack方法 确保addRoutes已完成
            // const redirect = decodeURIComponent(from.query.redirect || to.path)
            // if (to.path === redirect) {
            //   // set the replace: true so the navigation will not leave a history record
            //   next({ ...to, replace: true })
            // } else {
            //   // 跳转到目的路由
            //   next({ path: redirect })
            // }
          })
        })
        .catch(() => {
          notification.error({
            message: '错误',
            description: '请求用户信息失败，请重试',
            duration: 5
          })
          // 失败时，获取用户信息失败时，调用登出，来清空历史保留信息
          store.dispatch('Logout').then(() => {
            location.href = '/index'
          })
        })
      } else {
        next()
      }
    }
  } else {
    if (allowList.includes(to.name)) {
      // 在免登录名单，直接进入
      next()
    } else {
      next({path: loginRoutePath, query: {redirect: to.fullPath}})
      NProgress.done() // if current page is login will not trigger afterEach hook, so manually handle it
    }
  }
})

router.afterEach(() => {
  NProgress.done() // finish progress bar
})
